Home / 356,675,746.60-534,509,735.10-263,834,972.20

Finding the Fourth Proportional to 356,675,746.60, 534,509,735.10 and 263,834,972.20

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Solution

The fourth proportional to 356,675,746.60, 534,509,735.10 and 263,834,972.20 is: 395,379,732.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,675,746.60 : 534,509,735.10 = 263,834,972.20 : x
  2. Step 2: Convert to fraction form
    356,675,746.60/534,509,735.10 = 263,834,972.20/x
  3. Step 3: Cross multiply
    356,675,746.60x = 534,509,735.10 × 263,834,972.20
  4. Step 4: Simplify right side
    356,675,746.60x = 141,022,361,100,737,872
  5. Step 5: Solve for x
    x = 141,022,361,100,737,872/356,675,746.60
  6. Step 6: Final answer
    x = 395,379,732.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.